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157Dd71D Osborne Park Report Complete Signed 2

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Category Surveys & Plans > Engineering Reports
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Reason Environmental due diligence report analyzing wetlands, waters, floodplains, protected species habitat on property site
Original File 157dd71d_osborne_park_report_complete-signed__2.pdf
File Type PDF
Source gmail-export
157dd71d_osborne_park_report_complete-signed__2.pdf

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August 5, 2016

Ms. Elizabeth Cole Greenbergfarrow

1430 West Peachtree Street NW Atlanta, Georgia 30309

Subject:

Environmental Due Diligence Osborne Park Osborne Road NE Brookhaven, Fulton County, Georgia

TPA Project No. 1-16-0385 Dear Ms. Cole: Per your recent request, Travis Pruitt & Associates, Inc. (TPA) has prepared this brief

report describing for the above referenced project site. The project site is located in City of Brookhaven in Fulton County, Georgia off of Osborne Road NE. The site is bounded by north, east and west by private land owners; and by Devine Circle NE/Osborne Road NE to the south.

Based on information provided by you, the site totals approximately

11.5 acres.

The purpose of our study was to identify any areas that would be considered jurisdictional by the U.S. Army Corps of Engineers (USACE), identify any areas that are

State Waters, identify potential protected species/habitat and and floodplains that mybe found within the project site. On August 3, 2016, Brandon Lane of TPA conducted a waters/wetlands delineation on the Osborne Park Site. USACE Jurisdictional waters and wetlands, will be identified using the Routine Onsite Determination Method as found in the 1987 U. S. Army Corps

of Engineers (USACE) Wetland Delineation Manual and The Regional Supplement to the USACE Wetland Delineation Manual: Eastern Mountains and Piedmont, Version 2.0. Wetland Boundaries were flagged with orange wetland flagging tape.

In addition to

USACE jurisdictional areas, State waters also were identified and flagged using blue flagging tape. The areas flagged are depicted on the attached approximate wetlands map Figure # and should be survey located during any future survey efforts.

Based on the jurisdictional delineation, waters/wetlands were limited to unnamed tributary to Nancy Creek and an isolated wetland located within the floodplain. Any

Ms. Cole

August 5, 2016 Page 2

proposed impacts to Nancy Creek and/or the isolated wetland feature would require

permitting through Section 404 of the Clean Water Act. However, based on the approximate location of the northern property line, the Unnamed Tributary to Nancy Creek appears to be located offsite no the adjacent property north portion of the site. In addition to the Unnamed Tributary to Nancy Creek being considered jurisdictional by the USACE, it also will be considered State Waters by the City of Brookhaven and the GAEPD. Therefore, the Unnamed Tributary to Nancy Creek will require a 25-foot

undisturbed State Waters buffer; and a City of Brookhaven 50-foot undisturbed stream

buffer and an additional 25-foot impervious setback, outside the required City undisturbed buffer. In addition to the waters and wetland identification, TPA also conducted a protrcted species survey on the Osborne Park property.

In order to determine if protected species

and/or their preferred habitat is found on the site, TPA reviewed the US Fish & Wildlife Service “Information Planning and Conservation system (IPaC)” and Georgia Department of Natural Resources, Wildlife Resources Division, Natural Heritage Program (NHP)

database, via the Internet. On August 4, 2016, TPA reviewed the iPac database. Based on the IPaC search, there . were no critical habitats listed in this location. However, there were migratory species

listed that could possibly be affected by activities on this location. The IPaC printout has been included for your review, attached. In addition to the IPaC search, TPA at the same time conducted an in-house literature and records review of existing information to identify potential protected plant and animal

species likely to occur in and around the project site. TPA conducted a literature review of the Georgia Department of Natural Resources, Wildlife Resources Division, Natural Heritage Program (NHP) database. TPA confined this search to the Chamblee SW quarter quadrangle map and the eight surrounding quarter quadrangle maps

(Sandy

Springs NE & SE, Chamblee SE, NE & NW; Northeast Atlanta NW & SW; Northwest

Atlanta NE). The database was examined to determine previously identified protected species potentially occurring on the nine quarter-quadrangle maps. According to the

literature review of the NHP’s database for the nine quarter-quadrangle maps, one species are afforded federal protection, and five species are afforded state protection

(Table 1, attached). Following completion of the iPac and NHP literature review, TPA personnel conducted a protected species survey of the project site. The purpose of the survey was to identify

the absence or presence of protected species and/or their preferred habitat on the project site. During the protected species survey, TPA personnel did not observe any

individuals of the identified species. Special attention was paid to areas of potential habitat, however, no sign of preferred habitat was found. Therefore, any activities on the site should not adversely affect any protected species. Finally, in order to determine if any of the site was located within a 100-year floodplain as mapped by the Federal Emergency Management Agnecy (FEMA). TPA reviewed the FEMA Floodplain map using Floodplain Map Service Center.

Based on the FEMA map

for the project site, (Map Number 13089C0013J dated March 5, 2013), a portion of the

Ms. Cole August 5, 2016 Page 3

western and northern part of the site is located in a Zone-A 100-year flood plain. Zone-A 100-year floodplains are floodplains that are studied with base flood elevations. The base flood elevation adjacent to the site ranges from approximately 847.7 to 855 MSL In summary, the areas that would be considered jurisdictional by the USACE are limited to the unnamed tributary to Nancy Creek located on the north side of the site, just off property and the isolated wetland located in the northwest corner. The limits of State Waters are limited to the unnamed tributary to Nancy Creek located just north of the site. In proposed impacts to the isolated wetland will require permitting throiugh the USACE’s Nationwide permitting process. Nationwide Permits limit the amount of stream impacts to less than 300 linear feet and/or 0.50 acres of jurisdictional areas, e.g. wetlands. Mitigation is required to offset the impacts that exceed 100 linear feet of stream impacts and/or 0.10 acre of wetland impacts. Per the conditions of the NWP and the Savannah District’s regional conditions, it is necessary to submit a Pre-Construction Notification

(PCN) for all impacts associated with this type of activity. Therefore, it will be necessary to submit a PCN for any proposed impacts to the isolated wetland feature and/or the

offsite unnamed tributary. Any Disturbance, with the exception of a road crossings or utility line crossings, within the 50-foot City of Brookhaven undisturbed stream buffer will require the issuance of a variance from the City. Limited grading is allowed in the City’s 25-foot impervious setback without the issuance of a variance. However, no impervious areas are permitted in this area without the issuance of a variance. Additionally, disturbance within the 25-foot State stream buffer, again with the exception of a road crossings or utility line crossings, also will require the issuance of an additional variance form the GAEPD. Travis Pruitt & Associates, Inc. appreciates this opportunity to assist Greenberg Farrow and the City of Brookhaven with this important project. Should you have any questions or comments regarding our findings, please call Brandon Lane or S. Wade Gilbert at

(770) 416-7511. Respectfully submitted,

TRAVIS-PRUITT & ASSOCIATES, INC.

Brandon Lane

S. Wade Gilbert Manager

Environmental Specialist

Vice President

BSL:swg

Attachments:

Figure 1 — Site Location Map Figure 2 — Aerial Map Figure 3 — Soils Map Figure 4 — NWI Map

Water/Wetlands Delineation Map FEMA Floodplain Map USFWS IPaC Printout Table 1 - Protected Species Table

MNaogrnethic NAg3 4!

<04-AGOMN

BASE MAP SOURCE: USGS 7.5 MINUTE QUADRANGLE MAP, CHAMBLEE, GA 2014

4317 Park Dr. - Ste. 400

Norcross, GA 30093

Phone (770) 416-7511

OSBORNE PARK

Fax (770) 416-6759

www.travispruitt.com

ra

SCALE: 1'=2000

,

JN:

Contact Person

DRAWN BY: BSL

Wade Gilbert DEKALB COUNTY, GEORGIA

FIGURE NO.

1

MNaognrethic

rs

NPY

BASE MAP SOURCE: GOOGLE EARTH 2014

4317 Park Dr. - Ste. 400

Norcross, GA 30093

Phone (770) 416-7511

AERIAL MAP

DATE: 8/3/2016 Teen

OSBORNE PARK

ane

DEKALB COUNTY, GEORGIA

FIGURE NO.

meee

Fax (770) 416-6759 www.travispruitt.com

Contact Person

Wade Gilbert

DRAWN BY: BSL 2

DeKalb County, Georgia (GA083)

Map Unit Symbol Ca

Map Unit Name

Acres in AOL

Percent of AOI

Cartecay silt loam, frequently

10.1%

flooded

Pacolet sandy loam, 15 to 30 percent slopes

Pacolet-Urban land complex, 10 to 25 percent slopes

Toccoa sandy loam, 0 to 2 percent slopes. frequently

led

Urban land

Subtotals for Soil Survey Area Totals for Area of Interest

Fulton County, Georgia (GA121)

Map Unit Symbol

CaA

Map Unit Name

Acres in AOL

Cartecay-Toccoa complex, 0 to

Percent of AOI

2.0% |

2 percent slopes,

|

occasionally flooded

ure

Urban land-Rion complex. 10 to

44%

25 percent slopes

Subtotals for Soil Survey Area

6.4% |

Totals for Area of Interest

100.0% |

BASE MAP SOURCE: NATURAL RESOURCES CONSERVATION SERVICE, 2015

SOILS MAP

DATE: 8/3/2016

OSBORNE PARK

a eee

4317 Park Dr. - Ste. 400

Norcross, GA 30093

Phone (770) 416-7511

.

4s

'

DRAWN BY:

BSL

Fax (770) 416-6759 www.travispruitt.com

Contact Person

ilbert Wade Gilb

DEKALB COUNTY, GEORGIA

FIGURE NO. 3

Osborne Park Figure No.

4

Aug 3, 2016

Wetlands

Be Freshwater Emergent WME Freshwater Forested/Shrub

Fea Estuarine and Marine Deepwater pearl Estuarine and Marine psoas Freshwater Pond Re Lake BE Riverine

es Other

User Remarks: Wetland Map

os

Wich

GWetlandDelinienamanietcai'tson.3bierarytekNahai.Giaok

Osborne Park [PaC Trust Resources Report Generated August 03, 2016